Words starting with OO

Every word in the dictionary whose first 2 letters are OO — 83 of 172,823.

Words
83
Everyday
5in the size-ranked core
Longest
14oophorectomies
Shortest
32 words tie

What is in this list

The longest is oophorectomies at 14 letters.

They run from 3 to 14 letters; 20 of them have 8 letters, more than any other length.

5 of them — 6% — are in the everyday tier; the rest are filed as rarer.

Every one of them contains an O.

The one furthest down the tiers is oogoniums, filed in the unranked list.

3
24
55
66
197
198
209
910
112
114
1

Other openings of 2 letters

Elsewhere

Ordered everyday words first, then alphabetical inside each group — the same rule on every list here. At most 300 are printed on one page.