VERB:चल-CHAL-WALK

All these words mean "Walk", it may differ in details.

चल	Chal	Walk
चलो	Chalo	Let us go
चलिए	Chaliye	Let's go
चलते है	Chalte hai	Let's go
चलता है	Chalta hai	It goes on
चलेगा	Chalega	Will work
चलेंगे	Chalenge	will go