jiù
just
Original meaning:
high place
Phonosemantic compound. 京 represents the meaning and 尤 represents the sound. Based on the original meaning "high place". The meaning of this character has shifted over time and now means "achieve".
Evolution

Oracle script
(~1250-1000 BC)
Bronze script
Early Western Zhou (~1000 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Regular script
ModernDefinitions
jiù
just, simply; to come, go to; to approach, near; at once; right away; only; just (emphasis); as early as; already; as soon as; then; in that case; as many as; even if; to approach; to move towards; to undertake; to engage in; to suffer; subjected to; to accomplish; to take advantage of; to go with (of foods); with regard to; concerning
Component uses
Meaning component in 1 character (0 verified)
Sources
季旭昇《說文新證》p.454