Abai

abai (adj) : ignorant/ neglectful/ careless

• He is very ignorant with the school rules

mengabaikan (verb) : ignore/ neglect

• For safety reason we must not ignore the traffic signs

terabaikan (verb) : ignored/ neglected

• this issue is ignored 

Pengabaian (n) : neglection/ carelessness/ disobedience/indifference

• This neglection cannot be tolerated