rinnastettavan
Rinnastettavan is a Finnish inflected form derived from the adjective/participle rinnastettava, itself coming from the verb rinnastaa ("to compare, to equate, to place side by side"). The suffix -ttava produces a participial adjective with a passive or necessity nuance (often rendered in English as "to be ...", "readable"/"comparable"), and the -n ending marks the genitive singular. Thus rinnastettavan can be glossed roughly as "of the thing to be compared" or "of the comparable."
The form appears in contexts where the concept expressed by rinnastettava is grammatically possessed or modifies
Morphologically, rinnastettavan = rinnastaa (verb) + -ttava (participle/adjectival suffix) + -n (genitive). Related forms include rinnastettava (base participle), rinnastettavaa
In translation, rinnastettavan is typically rendered depending on context as "of the comparable," "of the one