Rarely

ви́ключно

výključno

(to a rare degree)

винятко́во

vynjatkóvo

(to a rare degree)

зрі́дка

zrídka

(not occurring at a regular interval)

напро́чуд

napróčud

(to a rare degree)

неча́сто

nečásto

(not occurring at a regular interval)

рі́дко

rídko

(not occurring at a regular interval)

і́нколи

ínkoly

(not occurring at a regular interval)