1) Drain 2) Drainage 3) Emptying 4) Evacuation 1) Emptying 2) Evacuation 3) Remotion 4) Removal 
• (n.) Evasion; subterfuge. • (n.) A ejection from a benefice. • (n.) The act of voiding, emptying, ejecting, or evacuating. • (n.) The state of being void; vacancy, as of a benefice which is without an incumbent.
Void'ance noun 1. The act of voiding, emptying, ejecting, or evacuating. 2. (Eccl.) A ejection from a benefice. 3. The state of being void; vacancy, as of a benefice which is without an incumbent. 4. Evasion; subterfuge. [ Obsolete] Bacon. 
voidance 1. The act of depriving a contract of legal force. 2. The act of voiding or emptying something. 3. The situation of having no incumbent or occupant; such as, when there is no bishop in a diocese. 4. A vacancy; not having an incumbent. 5. Evasion; subterfuge.