4-Letter Words Matching _UB_

There are 20 4-letter words that match _UB_. 16 are common words, such as BUBO and BUBS. A rarer one is SUBA. In this set, S is the most frequent open letter (11 words). 0 words contain a doubled letter.

Full list 20

bubobubscubecubsdubshubslubenubspubsruberubsrubysubstubatubetubsjubajubefubssuba

About this list

Words
20 (16 common words)
Common example
bubo
Rare example
suba
Doubled letters
0
Ending in S
10
Most frequent letter
S (11)

Questions

How many 4-letter words matching _ub_ are there?

20. 16 of them are common words.

What is a common example?

BUBO is among the common words in this set.