guesstimate

Plural: guesstimates

Noun

an estimate that combines reasoning with guessing
An estimate that is hardly any better than a guess, often because it is based on insufficient or unreliable data.

Verb

estimate based on a calculation
To make a guesstimate.
To make a guesstimate of a specific quantity.

Examples

I'm not sure how many people were at the festival. My best guesstimate is 50,000.

Origin / Etymology

Blend of guess + estimate.

Synonyms

guestimate

Scrabble Score: 14

guesstimate: valid Scrabble (US) TWL Word
guesstimate: valid Scrabble Word in Merriam-Webster MW Dictionary
guesstimate: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 17

guesstimate: valid Words With Friends Word