Q.1.
Plethora - a very large amount or number of things
Q.2.
Integrity - steadfast adherence to a strict moral or ethical code
Q.3.
Multiplicities,
Q.4.
Helicopter, n.
Q.5.
Sporadic (Medieval Latin; Greek)
Q.6.
Awesome
Q.7.
Buffet (Middle English, from Old French)
Q.8.
Formerly, adv.
Q.9.
Misconstrue
Q.10.
Franchise,