meaning: lazy, rude, boastful
怠慢 == taiman == (noun, adjective that takes な) negligence, procrastination, carelessness
Left radical is a radical version of
'heart/feelings'. Right radical is a Non-General Use character, used
phonetically to express 'loose'. 'Loose feelings' meant 'casual'.
'Lazy', 'rude', and so forth are associated meanings. The bottom
element in the right radical is a radical version of 'hand'. Henshall
suggests taking the rest of the right radical as a 'sun' (日), 'eye'
mnemonic: ' Feel lazy as hand shades eye from sun..'