kʷey-d-

“to observe, watch over”

Debatedobservationcare

Source of English heed, German hüten, Lithuanian kviesti

Extended root for watching, yielding English heed and German hüten (to guard).‍‍‍‍‍‍‍‍‍‌‌‍‌‌‌‍‍‌‍‌‌‌‍‍‍‌‍‍‌‌‌‍

gʰaws-“to gaze, observe, perceive”kʷeh₁-“to observe, watch, appear”kʷeyt-“to notice, attend to, avenge”speh₁-ḱ-“to look, observe carefully”speh₁-ḱ-mn̥“that which is observed, sight”