清掃【せいそう】
cleaning, clean-up, garbage collection, scavenging
掃除【そうじ】
cleaning, sweeping, dusting, scrubbing
一掃【いっそう】
clean sweep, purging, doing away with, eradication
掃除機【そうじき】
vacuum cleaner, vacuum, hoover, cleaning device
掃討【そうとう】
cleaning up, sweeping up, mopping up
大掃除【おおそうじ】
major cleanup, spring cleaning