HSK7-9
dài
idle
Phonosemantic compound. 心 represents the meaning and 台 represents the sound.
心 Meaning component
xīn
heart
台 Sound component
tái
platform
Bronze script
Seal script
Clerical script
Regular script
怠
idle, remiss, negligent; neglect; idle; lazy; negligent; careless
怠慢
to slight
倦怠
worn out
懈怠
slack
怠工
to slacken off in one's work
Academia Sinica
Make Me a Hanzi
Unicode
Baxter-Sagart
Dong Chinese
CC-CEDICT
SUBTLEX-CH
MTSU Chinese text computing