Words That Start With OA

23 words Words by letter Checked 9 Oct 2026

Here are 23 words that start with oa, from everyday words to rare ones that are still valid in word games. Common words come first with a short meaning, then the words are grouped by length, which helps with Wordle and crossword clues.

Words starting with oa: 23
Most used: oak
Shortest: oak
5 letter words: 7

Common words that start with oa

#	Word	Meaning	Letters
1	oak	the hard durable wood of any oak; used especially for furniture and flooring	3
2	oath	a commitment to tell the truth (especially in a court of law)	4
3	oaks	the hard durable wood of any oak; used especially for furniture and flooring	4
4	oasis	a fertile tract in a desert (where the water table approaches the surface)	5
5	oats	annual grass of Europe and North Africa	4
6	oatmeal	porridge made of rolled oats	7
7	oars	an implement used to propel or steer a boat	4
8	oaths	a commitment to tell the truth (especially in a court of law)	5
9	oat	annual grass of Europe and North Africa	3
10	oar	an implement used to propel or steer a boat	3
11	oases	a fertile tract in a desert (where the water table approaches the surface)	5
12	oaf	an awkward stupid person	3
13	oarsmen	someone who rows a boat	7
14	oaken	consisting of or made of wood of the oak tree	5
15	oarfish	thin deep-water tropical fish 20 to 30 feet long having a red dorsal fin	7
16	oarsman	someone who rows a boat	7
17	oast	a kiln for drying hops	4
18	oafish	ill-mannered and coarse and contemptible in behavior or appearance	6
19	oatcakes	thin flat unleavened cake of baked oatmeal	8
20	oaten	of or related to or derived from oats	5
21	oakum	loose hemp or jute fiber obtained by unravelling old ropes	5

3 letter words that start with oa

4 letter words that start with oa

oath
oaks
oats
oars
oast

5 letter words that start with oa

oasis
oaths
oases
oaken
oared
oaten
oakum

6 letter words that start with oa

oafish

7 letter words that start with oa

oatmeal
oarsmen
oarfish
oarsman
oakmoss

8 letter words that start with oa

oatcakes

Filter all 23 words that start with oa

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All words that start with O
5 letter words that start with O
Other starts: ob, oc, od, oi, ol, om, on, oo, op, or, os, ot

Questions people ask

How many words start with oa?

This list has 23 words starting with oa, all from a standard word-game dictionary and all seen in real English text.

What are common words that start with oa?

oak, oath, oaks, oasis, oats, oatmeal, oars, oaths.

What 5 letter words start with oa?

oasis, oaths, oases, oaken, oared, oaten, oakum.

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.