What does the cryptic crossword clue "Weak eddying causing water turbulence (4)" mean?

The definition is "water turbulence". The wordplay uses an anagram. anagram of WEAK = WAKE; definition: "water turbulence" The answer is WAKE.

Weak eddying causing water turbulence (4)

Times Cryptic #29301 | 14 Across | 2025-08-06 flower