A thing may be possible, i. e., not forbidden by any law of nature, and yet may not now be practicable for want of the means requisite to its performance.

Webster's Revised Unabridged Dictionary (1913)

Example sentences

feasible At first blush, Tom's suggestion seemed feasible.
achievable I know that that sound isn't achievable by a human.
workable This solution is not workable in the long term.
attainable You need to set yourself attainable goals.
practical I have no practical reason to learn that language.
usable "Incompetent" is the softest word usable to describe them.

Popularity over time

Word	1850 → 2019	Trend
practicable		falling
feasible		falling
achievable		rising
workable		falling
attainable		falling
practical		falling

Use in printed books, per decade from 1850 to 2019.

By length

6 letters: viable³, usable³
8 letters: possible³, feasible³, workable³, operable⁴
9 letters: practical³, tractable³
10 letters: manageable⁴, achievable⁴, attainable⁴, executable, effectible
11 letters: performable
13 letters: implementable

The small number after each word is its number of syllables (viable³ = 3 syllables).

In other languages

Français: praticable