Crossword Puzzle Reached the peak

Clue: Reached the peak

Thessalonian peak (OSSA with 4 letters)
He reached his peak in 1806 (e.g. PIKE with 4 letters)
U.S. food retailer that reached its peak in the mid-1900s (AANDP with 5 letters)
He reached his peak (PIKE with 4 letters)
Thessaly peak (OSSA with 4 letters)
Thessalian peak (OSSA with 4 letters)
Man who reached his peak? (PIKE with 4 letters)
Peak of Thessaly (OSSA with 4 letters)
He never reached his peak? (PIKE with 4 letters)
Peak in Thessaly (e.g. MTOSSA with 6 letters)