Unhurried, lazy, Apathetic, Crawling, Creeping
as smooth as silk
Bland, Continuous, Creamy, Easy, Effortless
as snug as a bug in a rug
Close, Comfortable, Comfy, Compact, Convenient
as sober as a judge
Abstaining, Abstemious, Abstinent, Ascetic, Calm
as solid as the ground we stand on
Hard, Dimensional, Thick, Tight, Unshakable
as sound as a bell
Alive and Kicking, Effectual, Entire, Firm
as sour as vinegar
Bad-tasting, Gone bad, Unpleasant
as steady as a rock
Stable, Fixed, Abiding, Brick-wall, Changeless
as stiff as a board
Hard, Inflexible, Annealed, Arthritic, Benumbed
as straight as an arrow
Beeline, Collinear, Continuous, Aligned
as strong as an ox
Able, Able-bodied, Active, Athletic
as stubborn as a mule
Adamant, Balky, Bullheaded, Cantankerous, Firm
as sturdy as an oak
Athletic, Built to last, Bulky, Determined, Firm
as sure as death and taxes
Abiding, Assured, Changeless, Clear, Confident
as tall as a giraffe
Alpine, Altitudinous, Beanstalk, Big, Great