üksikli
Üksikli is an Estonian word that appears primarily as an archaic or literary form of the adjective meaning "single" or "solitary." In contemporary standard Estonian, the common form is usually "üksik." Üksikli is most often encountered in older literature, poetry, or dialectal contexts, and it is not part of everyday modern usage.
Etymology and form: the word is derived from the numeral "üks" (one) with the derivational suffix "-ikli,"
Usage and context: when it does occur, üksikli is typically employed for emphasis or stylistic effect, contributing
See also: Estonian language, Estonian morphology, stylistic registers in Estonian literature.