SUPERSTRATUM
16
Scrabble
20
WWF
S(1) U(1) P(3) E(1) R(1) S(1) T(1) R(1) A(1) T(1) U(1) M(3)
NWL/TWL ✓ Collins ✓ WWF ✓
Definition
noun
- A stratum that is on top of another
- A language imposed upon a population that previously spoke another language
Source: Wiktionary