tearless

As an adjective tearless

is without tears.

As an adverb tearlessly is

in a tearless way; without tears.

As a verb tear

is to rend (a solid material) by holding or restraining in two places and pulling apart, whether intentionally or not; to destroy or separate.

As a noun tear

is a hole or break caused by tearing.

As an adjective tearless is

without tears.