7-letter words with O as the 3rd letter and I as the 6th letter

Lock O into the third slot and I into the sixth, and the pattern leaves five letters open. PROTEIN and BROWNIE are familiar matches, but only 3 words in the group meet the common group. The rest range from everyday vocabulary to specialist entries, so the right choice depends on your game’s dictionary as well as your rack.

What stands out in this letter pattern?

• The pattern has 129 matches across the tournament dictionaries counted here.
• SHOWBIZ is the top scorer at 24 points; FJORDIC follows at 20.
• S is the most frequent first letter, appearing in 20 matches.
• E ends 43 matches, while C is the next most common ending at 22.
• Only 3 entries meet the common group.

7-letter words with O as 3rd and I as 6th

The pattern is _ _ O _ _ I _. Among recognizable examples, PROTEIN and BROWNIE fit cleanly; TOOLKIT and MOONLIT show how the fixed I can sit near a strong final consonant or a familiar ending. Those anchors are easier to spot than less familiar entries such as GLOTTIS or CHOROID.

Endings make a useful first cut: 43 words finish with E, including BROWNIE and TOOTSIE. PROTEIN ends in N and PHOENIX in X, so the ending is a real filter.

C is the next-largest ending group, with 22 words, including AMOEBIC and RHOMBIC.

For a rack-based search, check the first letter after fixing the two known positions. S leads with 20 matches; A, B, C, and P each start 13. That makes S a productive branch, but it is not a guarantee that the remaining tiles will form a familiar word.

Dictionary coverage differs: Collins counts 127 matches, NWL2023 counts 85, and ENABLE counts 75. The counts are not interchangeable, so check your game's word list before committing to an obscure option. Collins misses only two of the 129.