Spelling & Meaning — Identify the correctly spelled everyday English noun from the list (Exterminatte, Inexpliccable, Offspring, Reffere) and explain why it is correct.

Given data

• Select the correctly spelled word.
• Options: Exterminatte, Inexpliccable, Offspring, Reffere.

Concept/Approach
Only one is a correctly spelled standard word; the others contain deliberate doubling or letter errors.

Option-by-option analysis
Exterminatte — correct spelling is ‘‘exterminate’’ (no double ‘‘t’’ at the end); incorrect.Inexpliccable — correct spelling is ‘‘inexplicable’’ (one ‘‘c’’, ‘‘-able’’); incorrect.Offspring — correct spelling; noun meaning one’s child/children or progeny. ✅Reffere — correct spelling is ‘‘referee’’ (double ‘‘e’’ not double ‘‘f’’); incorrect.

Common pitfalls
Watch false doubles (cc/tt/ff) and suffix patterns like ‘‘-able’’ or ‘‘-ee’’.

Final Answer
Offspring