頭懸梁，錐刺股

lit. with his head attached to a beam and stabbing his thigh with an awl (idiom) / fig. to study assiduously and tirelessly

head / hair style / the top / end / beginning or end / a stub / remnant / chief / boss / side / aspect / first / leading / classifier for pigs or livestock / CL:個|个[ge4]

suffix for nouns

to hang or suspend / to worry / public announcement / unresolved / baseless / without foundation

Liang Dynasty (502-557) / Later Liang Dynasty (907-923) / surname Liang

roof beam / beam (structure) / bridge

variant of 梁[liang2]

cone / awl / to bore

(onom.) whoosh

thorn / sting / thrust / to prick / to pierce / to stab / to assassinate / to murder

thigh / part of a whole / portion of a sum / (stock) share / strand of a thread / low-level administrative unit, translated as "section" or "department" etc, ranked below 科[ke1] / classifier for long winding things like ropes, rivers etc / classifier for smoke, smells etc: thread, puff, whiff / classifier for bands of people, gangs etc / classifier for sudden forceful actions