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semiopaque
26
semivowels
21
semicolony
20
semiformal
20
semidouble
19
semigroups
19
semitropic
19
semicolons
18
semifreddo
18
semihoboes
18
seminomads
18
semipostal
17
semisolids
15
Words that start with SEMI and contain O are one thing. But what if you need the word to be exactly 10 characters long too? Don’t worry! Specific word lists exactly like that are only a few quick keystrokes and mouse clicks (or finger taps) away on WordFinder. But, you already know that, because you are looking precisely at a list of 10 letter words starting with SEMI and including O. These words could be your golden ticket to a super high-scoring play in your next Scrabble® game.