បោសផ្ទះ

Yes, but you might specify 'បោសកម្រាល' (sweep the mat/rug).

It is neutral. It's fine for both casual and polite conversation.

'បោស' is for dry sweeping with a broom. 'ជូត' is for wet mopping or wiping.

Yes, though traditionally associated with women, anyone who cleans uses this phrase.

Say 'ខ្ញុំបោសផ្ទះរួចហើយ' (Khnhom baos ptheah ruoch haey).

In Cambodia, keeping the yard clear of leaves and dust is part of 'បោសផ្ទះ' (cleaning the home area).

Not really, but people might just say 'បោសៗ' (sweep-sweep) for a quick job.

Usually, for a vacuum, people say 'បូមធូលី' (pump dust), but 'បោសផ្ទះ' is sometimes used loosely.

Use 'បោសផ្លូវ' (Baos Phlov).

It depends on the tone. Use 'សូម' (please) to be polite: 'សូមជួយបោសផ្ទះ' (Please help sweep).

Yes, but it implies the floor of the house.

Usually dried grass or palm leaves, called 'អំបោសសរសៃអំបោះ' or 'អំបោសធ្នង់'.