As adjectives the difference between billed and gilled
is that billed is having a specified kind of bill (beak or beak-like projection) while gilled is having gills.
As a verb billed
is past tense of bill.
billed
English
Verb
(head)
(bill)
Adjective
(-)
Having a specified kind of bill (beak or beak-like projection).
Derived terms
* duckbilled
gilled
English
Adjective
(
-)
Having gills
- a gilled mushroom
Synonyms
* branchiate