heed (n.)

"careful attention, notice, regard," early 14c., from heed (v.). Survives only in literary use, in compounds, and as the object of verbs (take heed, etc.).

heed (v.)

Old English hedan "observe; to take care, attend, care for, protect, take charge of," from West Germanic *hodjan (source also of Old Saxon hodian, Old Frisian hoda, Middle Dutch and Dutch hoeden, Old High German huotan, German hüten "to guard, watch"), from PIE *kadh- "to shelter, cover" (see hat). Related: Heeded; heeding.