Common words that rhyme with connoisseur include rigueur, your, amour, savour, vigour, humour, sour, dolour, harbour, dour, succour, endeavour, occur, flavour and demur.
You should never lie to your friends.
We must honour our parents always.
He made a yucky face when he tried the sour candy.
Pour the coffee into the waiting mug.
The virtual tour was fascinating.