strain

Treasure.

The blood-vessel in the yolk of an egg.

Race; lineage, pedigree.

Hereditary character, quality, or disposition.

“There is a strain of madness in her family.”

A tendency or disposition.

Any sustained note or movement; a song; a distinct portion of an ode or other poem; also, the pervading note, or burden, of a song, poem, oration, book, etc.; theme; motive; manner; style

A particular breed or race of animal, microbe etc.

“They say this year's flu virus is a particularly virulent strain.”

A portion of music divided off by a double bar; a complete musical period or sentence; a movement, or any rounded subdivision of a movement.

A kind or sort (of person etc.).

Language that is eloquent, poetic, or otherwise heightened.

The act of straining, or the state of being strained.

A violent effort; an excessive and hurtful exertion or tension, as of the muscles.

“he jumped up with a strain;   the strain upon the sailboat's rigging”

An injury resulting from violent effort; a sprain.

A dimensionless measure of object deformation either referring to engineering strain or true strain.

The track of a deer.

To hold tightly, to clasp.

To apply a force or forces to by stretching out.

“Relations between the United States and Guatemala traditionally have been close, although at times strained by human rights and civil/military issues.”

To damage by drawing, stretching, or the exertion of force.

“The gale strained the timbers of the ship.”

To act upon, in any way, so as to cause change of form or volume, as when bending a beam.

To exert or struggle (to do something), especially to stretch (one's senses, faculties etc.) beyond what is normal or comfortable.

“Sitting in back, I strained to hear the speaker.”

To stretch beyond its proper limit; to do violence to, in terms of intent or meaning.

“to strain the law in order to convict an accused person”

To separate solid from liquid by passing through a strainer or colander

To percolate; to be filtered.

“water straining through a sandy soil”

To make uneasy or unnatural; to produce with apparent effort; to force; to constrain.

To urge with importunity; to press.

“to strain a petition or invitation”

Hug somebody; to hold somebody tightly.

To beget, generate (of light), engender, copulate (both of animals and humans), lie with, be born, come into the world.

“A man straineth, liveth, then dieth.”