BOO_
Assuming "BOO_" is referring to English | Use as instead

Input

B | O | O | _

English words

b | o | o | b
b | o | o | f
b | o | o | k
b | o | o | l
b | o | o | m
b | o | o | n
b | o | o | r
b | o | o | s
b | o | o | t
(9 words)

English word continuations

(no continuations)