NSW Selective & Scholarship
Endorse
verb/en-DORSS/
To publicly support or approve of someone or something.
In contextA famous cricketer agreed to endorse the local sports club.
Remember it
Endorse hides 'dorse' (back, as in 'dorsal fin') — you back something up publicly.
Use it well
Use for openly backing an idea, plan, or product; stronger than just liking it.