stress

to stress, single out as important

difficulty that causes worry or emotional tension

“she endured the stresses and strains of life”

special emphasis attached to something

“the stress was more on accuracy than on speed”

test the limits of

the relative prominence of a syllable or musical note (especially with regard to stress or pitch)

“he put the stress on the wrong syllable”

a state of mental or emotional strain or suspense

“stress is a vasoconstrictor”

put stress on; utter with an accent

force that produces strain on a physical body

“the intensity of stress is expressed in units of force divided by units of area”