10-Letter Words Start with 'op'

There are 41 10-letter words that start with 'op'.

opacifiers	opacifying	opalescent
opalescing	opaqueness	openhanded
opennesses	operagoers	operagoing
operations	operatives	operculars
operculate	operculums	operettist
ophiolites	ophiuroids	ophthalmia
ophthalmic	oppilating	opposeless
oppositely	opposition	oppressing
oppression	oppressive	oppressors
opprobrium	opsonified	opsonifies
opsonizing	optatively	optimality
optimising	optimistic	optimizers
optimizing	optionally	optometers
optometric	opulencies

Note: These 41 10-letter words that start with 'op' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words start with ope, opp, opt, opa, opi, oph, opu, ops, opo.

3-letter words start with 'op' (3)
4-letter words start with 'op' (7)
5-letter words start with 'op' (10)
6-letter words start with 'op' (21)
7-letter words start with 'op' (37)
8-letter words start with 'op' (55)
9-letter words start with 'op' (63)
10-letter words start with 'op' (41)
11-letter words start with 'op' (28)
12-letter words start with 'op' (19)
13-letter words start with 'op' (20)
14-letter words start with 'op' (14)
15-letter words start with 'op' (13)