Biyearly in a sentence as an adjective

I go to London on an almost biyearly basis where this contrast is really pronounced.

Biyearly in a sentence as an adverb

While most electric cars don't require much maintenance - Tesla does not have a maintenance plan any more - the brakes and suspension I would have checked by a mechanic at least biyearly, as this is a very important mechanical part you want to be serviced before there is a failure.

Biyearly definitions

adjective

occurring every second year; "they met at biennial conventions"

See also: biennial

adjective

occurring or payable twice each year

See also: semiannual biannual half-yearly

adverb

every two years; "this festival takes places biennially"

See also: biennially

adverb

twice a year

See also: semiannually