• barrell,
• varrelful,
• narrelful,
• harrelful,
• garrelful,
• bzrrelful,
• bsrrelful,
• bwrrelful,
• bqrrelful,
• baerelful,
• badrelful,
• bafrelful,
• batrelful,
• ba5relful,
• ba4relful,
• bareelful,
• barrfelful,
• barrellful,
• barralful,
• barrful

• barrelfish,
• barrel vault.

The adjective form of the word "barrelful" is "barrelful". The word functions both as a noun and an adjective, describing a quantity that fills or could fill a barrel.

The plural of the "barrelful" can be the "barrelfuls".

The singular of the "barrelful" can be the "barrelful".