Hi, welcome folks, here you find the answers for the 6453 level of Words of Wonders Guru, Have fun :D
With certainty
... Gomez, American singer, actress, and producer
Temperament
Fixed prices
Kareem ... Jabbar, famous basketball player
Oyster's treasure
Large ferocious fish
Not odd
Detailed description
Solid fuel made by heating coal
Make a knot
Sorrowful
Transport vehicle
Assist in wrongdoing
Worry