To toughen.
To endure.
Harsh or severe.
Difficult or demanding.
Stubborn or persistent; capable of stubbornness or persistence.
Strong and resilient; sturdy.
Undergoing plastic deformation before breaking.
Difficult to cut or chew.
Rugged or physically hardy.
Rowdy or rough.
Used to indicate lack of sympathy
A person who obtains things by force; a thug or bully.
To beat or spank.
To scold or abuse verbally.
To become ardent or animated.
To make engaged or earnest; to interest; to engage; to excite ardor or zeal in; to enliven.
To become warm, to heat up.
(sometimes in the form warm up) To favour increasingly.
To prepopulate (a cache) so that its contents are ready for other users.
To make or keep warm.
The act of warming, or the state of being warmed; a heating.
Caring and friendly, of relations to another person.
Having a color in the red-orange-yellow part of the visible electromagnetic spectrum.
Having a temperature slightly higher than usual, but still pleasant; mildly hot.
Close, often used in the context of a game in which "warm" and "cold" are used to indicate nearness to the goal.
Fresh, of a scent; still able to be traced.
Communicating a sense of comfort, ease, or pleasantness