Strain

(physics) deformation of a physical body under the action of applied forces

difficulty that causes worry or emotional tension

a succession of notes forming a distinctive sequence

(psychology) nervousness resulting from mental stress

a special variety of domesticated animals within a species

(biology) a group of organisms within a species that differ in trivial ways from similar groups

injury to a muscle (often caused by overuse)

the general meaning or substance of an utterance

an effortful attempt to attain a goal

an intense or violent exertion

the act of singing

to exert much effort or energy

test the limits of

use to the utmost

separate by passing through a sieve or other straining device to separate out coarser elements

cause to be tense and uneasy or nervous or anxious

become stretched or tense or taut

remove by passing through a filter

rub through a strainer or process in an electric blender

alter the shape of (something) by stress