least

part of speech: adjective

definition 1: superlative of little.

• Aren’t you the least bit happy?

definition 2: smallest in size, amount, or degree.

• She has the least worry about her oldest child.

part of speech: noun

definition: that which is the smallest in size, amount, or degree.

• The least I could do is help you.

phrase: at least

phrase: in the least

part of speech: adverb

definition 1: superlative of little.

• My dog was the least active of all the animals.

definition 2: in or to the smallest amount or degree.

• I like him least.