UNKNOWNS
15
Scrabble
19
WWF
U(1) N(1) K(5) N(1) O(1) W(4) N(1) S(1)
NWL/TWL ✓ Collins ✓ WWF ✓
Definition
noun
- A variable (usually x, y or z) whose value is to be found.
- Any thing, place, or situation about which nothing is known; an unknown fact or piece of information.
- A person of no identity; a nonentity
Source: Wiktionary