boyish

As a noun boyhood

is the state or period of being a boy.

As an adjective boyish is

like a stereotypical boy in appearance or demeanor.

As an adjective boyish

is like a stereotypical boy in appearance or demeanor.

As a noun gay is

nape.

As a verb gay is

to crow.

As adjectives the difference between boyish and tomboyish

is that boyish is like a stereotypical boy in appearance or demeanor while tomboyish is displaying behavior associated with a tomboy.

Boyish is a synonym of awkward.

As adjectives the difference between boyish and awkward

is that boyish is like a stereotypical boy in appearance or demeanor while awkward is lacking dexterity in the use of the hands, or of instruments.

As an adverb awkward is

(obsolete) in a backwards direction.

Young is a related term of boyish.

As a proper noun young

is for the younger of two people having the same given name.

As an adjective boyish is

like a stereotypical boy in appearance or demeanor.

Boyish is a synonym of fresh.

As adjectives the difference between boyish and fresh

is that boyish is like a stereotypical boy in appearance or demeanor while fresh is newly produced or obtained or fresh can be rude, cheeky, or inappropriate; presumptuous; disrespectful; forward.

As a noun fresh is

a rush of water, along a river or onto the land; a flood.

Boyish is a synonym of childlike.

As adjectives the difference between boyish and childlike

is that boyish is like a stereotypical boy in appearance or demeanor while childlike is innocent and trustful; credulous; artless.

Infantile is a related term of boyish.

As adjectives the difference between infantile and boyish

is that infantile is pertaining to infants while boyish is like a stereotypical boy in appearance or demeanor.

As adjectives the difference between youthful and boyish

is that youthful is young or seeming young while boyish is like a stereotypical boy in appearance or demeanor.

Junior is a related term of boyish.

As a noun junior

is junior (especially a junior sportsman).

As an adjective boyish is

like a stereotypical boy in appearance or demeanor.