5 Letter Words That Start With O

104 words Words by letter Checked 9 Oct 2026

Here are all 104 5 letter words that start with O in a standard word-game dictionary, sorted so the everyday words come first. Use the Wordle helper below to add letters you know, letters to leave out and a pattern, or scan the common words with their meanings.

There are 104 five-letter words starting with O. Plenty of them are nature, food and space words: "ocean", "olive", "onion" and "orbit" are easy to picture.

Starting with a vowel means an O word often holds more vowels than usual. "Ocean" and "olive" each have three, which makes them good Wordle tests. "Ought" is a fun spelling to share, with its silent "gh". "Oxide" and "optic" are rarer science words.

5-letter words starting with O: 104
Most used: other
Most common last letter: S 24 words

5 letter words starting with O: Wordle helper

Type the letters you know. In Pattern, use _ for an unknown letter (for example o_a_e). "Has letters" keeps words that use those letters anywhere; "Leave out" removes words with those letters.

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Most common 5-letter words that start with O

Ranked by how often the word appears in English text. "Type" is the word's main part of speech.

#	Word	Meaning	Type
1	other	not the same one or ones already mentioned or implied; - the White Queen	adj.
2	order	(often plural) a command given by a superior (e.g., a military or law enforcement officer) that must be obeyed	noun
3	often	many times at short intervals	adv.
4	offer	make available or accessible, provide or furnish	verb
5	older	advanced in years; (`aged' is pronounced as two syllables)	adj.
6	owner	(law) someone who owns (is legal possessor of) a business	noun
7	owned	having an owner; often used in combination	adj.
8	ocean	a large body of water constituting a principal part of the hydrosphere	noun
9	occur	come to pass	verb
10	opens	cause to open or to become open	verb
11	ought	no short meaning listed
12	opera	a drama set to music	noun
13	outer	being on the outside or further from a center	adj.
14	organ	a fully differentiated structural and functional unit in an animal that is specialized for some particular...	noun
15	olive	of a yellow-green color similar to that of an unripe olive	adj.
16	orbit	the (usually elliptical) path described by one celestial body in its revolution about another	noun
17	onion	the bulb of an onion plant	noun
18	ounce	a unit of apothecary weight equal to 480 grains or one twelfth of a pound	noun
19	omega	the ending of a series or sequence; --Revelation	noun
20	opted	select as an alternative over another	verb
21	owing	owed as a debt	adj.
22	onset	the beginning or early stages	noun
23	obese	excessively fat	adj.
24	oxide	any compound of oxygen with another element or a radical	noun
25	optic	of or relating to or resembling the eye	adj.
26	oasis	a fertile tract in a desert (where the water table approaches the surface)	noun
27	oddly	in a manner differing from the usual or expected	adv.
28	overs	(cricket) the division of play during which six balls are bowled at the batsman by one player from the other...	noun
29	ozone	a colorless gas (O3) soluble in alkalis and cold water	noun
30	otter	the fur of an otter	noun
31	overt	open and observable; not secret or hidden	adj.
32	ovens	kitchen appliance used for baking or roasting	noun
33	oiled	treated with oil	adj.
34	odors	any property detected by the olfactory system	noun
35	odour	the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in...	noun
36	ovary	the organ that bears the ovules of a flower	noun
37	oaths	a commitment to tell the truth (especially in a court of law)	noun
38	outed	to state openly and publicly one's homosexuality	verb
39	olden	long past	adj.
40	ortho	no short meaning listed
41	omens	a sign of something about to happen	noun
42	orcas	predatory black-and-white toothed whale with large dorsal fin; common in cold seas	noun
43	outdo	be or do something to a greater degree	verb
44	omits	prevent from being included or considered or accepted	verb
45	ochre	any of various earths containing silica and alumina and ferric oxide; used as a pigment	noun
46	orang	large long-armed ape of Borneo and Sumatra having arboreal habits	noun
47	obeys	be obedient to	verb
48	oldie	a song that was formerly popular	noun
49	oozes	any thick, viscous matter	noun
50	oomph	attractiveness to the opposite sex	noun
51	ombre	no short meaning listed
52	ovate	of a leaf shape; egg-shaped with the broader end at the base	adj.
53	odeon	no short meaning listed
54	offal	viscera and trimmings of a butchered animal often considered inedible by humans	noun
55	ogres	a cruel wicked and inhuman person	noun
56	oriel	a projecting bay window corbeled or cantilevered out from a wall	noun
57	ovals	a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely...	noun
58	ovoid	an egg-shaped object	noun
59	oases	a fertile tract in a desert (where the water table approaches the surface)	noun
60	oiler	a worker who oils engines or machinery	noun
61	oozed	pass gradually or leak through or as if through small openings	verb
62	opals	a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones	noun
63	opine	express one's opinion openly and without fear or hesitation	verb
64	ostia	no short meaning listed
65	octet	the cardinal number that is the sum of seven and one	noun
66	oleic	no short meaning listed
67	oxbow	the land inside an oxbow bend in a river	noun
68	octal	of or pertaining to a number system having 8 as its base	adj.
69	offed	kill intentionally and with premeditation	verb
70	odder	not divisible by two	adj.
71	obits	a notice of someone's death; usually includes a short biography	noun
72	ocher	a moderate yellow-orange to orange color	noun
73	objet	no short meaning listed
74	ology	an informal word (abstracted from words with this ending) for some unidentified branch of knowledge	noun
75	odium	state of disgrace resulting from detestable behavior	noun
76	oaken	consisting of or made of wood of the oak tree	adj.
77	oboes	a slender double-reed instrument; a woodwind with a conical bore and a double-reed mouthpiece	noun
78	ohmic	of or relating to or measured in ohms	adj.
79	outre	conspicuously or grossly unconventional or unusual	adj.
80	ogled	look at with amorous intentions	verb

5 letter words that start with O and end with S

opens
oasis
overs
ovens
odors
oaths
omens
orcas
omits
obeys
oozes
ogres
ovals
oases
opals
obits
oboes
orris
ordos
ousts
okays
orals
ottos
omers

5 letter words that start with O and end with E

olive
ounce
obese
oxide
ozone
ochre
oldie
ombre
ovate
opine
outre
ovule
ovine
oxime
ogive

5 letter words that start with O and end with R

other
order
offer
older
owner
occur
outer
otter
odour
oiler
odder
ocher
ocker
osier

More 5 letter words with O

Less common words that are still valid in most word games.

okapi
orris
owlet
obeah
ordos
ousts
ocker
ovule
oleum
oculi
okays
orals
ovine
oxime
ogive
oared
ottos
opsin
ogham
omers
oaten
osier
oakum
octyl

Questions people ask

How many 5-letter words start with O?

This list has 104 5-letter words starting with O, taken from a standard word-game dictionary and limited to words that appear in real English text.

What are the most common 5-letter words that start with O?

other, order, often, offer, older, owner, owned, ocean are the most used in everyday English.

What is a good Wordle start word that begins with O?

Pick a common word with several different vowels and frequent letters. From this list, other, often, older, owner, owned all use five different letters and at least two vowels.

Source: the ENABLE word list (a public-domain dictionary used for word games), ranked by how often each word appears in English text (the open wordfreq project), with short meanings from Princeton WordNet. Offensive words are left out.

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