Suffixes

Question 1

-ad
from Greek -as (gen. -ados)

“Olympiad”

Answer 1

Suffix denoting collective numerals.

Greek

Question 2

-duc, -duct
(Latin)

Abduce, abduct, adduce, adduct, conduce, deduce, induce, introduce, produce, reduce, seduce, traduce

Answer 2

Lead

Latin