-ably

(Latin: suffix; able manner, capably)

Forming adverbs corresponding to adjectives in -able.

intractably
invariably (adverb), more invariably, most invariably
Not changing nor subject to change; always constant on every occasion: Sally's little boy is invariably complaining about not being allowed to have any candy before meals.
inviolably
1. That which must be kept sacred.
2. Anything which cannot be transgressed or dishonored.
3. A place which is able to withstand military attack.
4. Something which is not capable of being violated or infringed.
invulnerably (adverb), more invulnerably, most invulnerably
A reference to being impossible to harm or to damage.
irreparably
irreproachably (adverb), more irreproachably, most irreproachably
justifiably (adverb)
laudably
Deserving praise.
manageable (adjective), more manageable, most manageable
That which can be controlled: Gary told his son that the problems he had in school were manageable and could be resolved if he paid more attention to his schoolwork instead of playing games on his computer so often.
measurably
memorably
miserably (adverb), more miserably, most miserably
1. Descriptive of a very poor or sad existence.
2. Characterized by a bad, physical condition: "She groaned miserably and trembled with anger because she was too poor to buy the medication she needed."
3. A reference to someone having a very poor character or quality: "He has failed miserably as a father."
movably
navigably
notably (adverb)