Vietnamese giúp

← Koho jup (cognate)

← Proto-Mon-Khmer *bciip (inherited)

← Proto-Mon-Khmer *bciəp (mention)

← Proto-Mon-Khmer *bcəp (mention)

← Proto-Mon-Khmer *bcap (mention)

← Proto-Mon-Khmer *bcaip (mention)

← Proto-Mon-Khmer *bcup (mention)

← Proto-Mon-Khmer *bcuup (mention)

← Proto-Mon-Khmer *bcuəp (mention)

← Vietnamese chắp (mention)

→ Vietnamese giúp đỡ (compound)

→ Vietnamese chắp (mention)

→ Vietnamese trợ giúp (compound)

→ Vietnamese phụ giúp (compound)