Unfeasibly

Part of speech: adverb

Definitions

1. In a manner that is not practically achievable | In a way that exceeds what is realistically possible | To an extent that is unreasonably difficult to accomplish
2. In a fashion that is impractically unattainable
3. In a way that surpasses the limits of practical possibility

Etymology: The adverb in question derives from the adjective "unfeasible," which itself is formed by adding the prefix "un-" to the base word "feasible." The root "feasible" entered English in the early 17th century, borrowed from the French "faisable," meaning "able to be done," which in turn comes from the verb "faire," meaning "to do" or "to make." This French verb traces back to Latin "facere," carrying the same meaning. The prefix "un-" is a common Germanic negative marker, signaling the opposite or absence of the base word’s quality. When combined, "unfeasible" describes something that cannot be done or is impractical. The adverbial form "unfeasibly" naturally follows English word-formation patterns by adding "-ly" to the adjective, turning it into an adverb that denotes the manner in which something is done or considered—in this case, in a manner that is not feasible. The suffix "-ly" has long been used in English to create adverbs from adjectives, standardizing descriptions of how actions occur. While "feasible" was established in English for centuries, the use of "unfeasibly" as an adverb likely arose in the 19th or early 20th century as more precise language was needed in technical, legal, or formal writing to describe actions or ideas carried out in an impractical or impossible way. Thus, the term reflects a layered history: from Latin roots expressing action, through French refinement denoting possibility, combined with a Germanic negation, and finally shaped by English grammatical conventions to form an adverb that qualifies the manner of feasibility—or its lack.

Synonyms: impossibly, incredibly

Antonyms: feasibly, practically