"otherwise great" is correct and usable in written English.
You can use it to describe something or someone who has some minor flaws, but is generally considered good or great. For example, "My new coworkers are nice, but they can be a bit loud – otherwise great."
Otherwise, great little motor.
What a disgrace for an otherwise great paper.
Then, in the postmatch interview, Nadal made a rational critique of the schedule of this otherwise great tournament.
She defeated the miners but gave little thought to reviving the wrecked communities left behind, thoughtlessness recently regretted by her otherwise great admirer Norman Tebbit.
Sometimes slight flaws in an otherwise great opera — say, a convoluted plot twist or impractical vocal demands — can account for the work's neglect.
This indicates that at least within these two Malcopterygian species their genomes have evolved with relatively modest chromosomal rearrangements as otherwise greater clustering of multiple CNE association within fewer rainbow trout linkage groups would have been observed.
Otherwise, greater introgression is expected at X-linked than at autosomal sites (ω A,X X,f > ω A,X A,f ) if the effects of the autosomal factor conform to Haldane's rule (σf,A > σm,A).
You can up your nails when they begin to chip to keep them looking nice, but for more than an isolated chip or scratch on an otherwise great-looking set of nails it's best to remove the polish and start over.
Anyone else have some pet peeves they'd like excised from your otherwise-great point and shoots?
"This company basically ruined what was otherwise a great trip," wrote a typical reviewer in 2012.
