What does the cryptic crossword clue "Stress in rigging of same ship (8)" mean?

The definition is "Stress". The wordplay uses an anagram. anagram of SAME + SHIP = EMPHASIS; definition: "Stress" The answer is Emphasis.

Stress in rigging of same ship (8)

Telegraph Prize Cryptic #3012 | 23 Across | 2019-07-14 flower