Sign for -ACY Suffix in ASL
Quick answer: The -ACY suffix in ASL is fingerspelled A-C-Y. It represents a state, condition, or quality.

How to Sign -ACY in ASL
To sign the -ACY suffix, fingerspell the letters A-C-Y clearly in neutral signing space. Keep the rhythm consistent so it reads as a suffix attached to a word.
| Dominant Handshape | A, C, Y |
|---|---|
| Non-Dominant Handshape | N/A |
| Location | Neutral signing space |
| Palm Orientation | Varies by letter |
| Movement | Fingerspelled sequence |
| Non-Manual Markers | None |
What Does -ACY Mean?
The English suffix -acy creates nouns that describe a state, condition, or quality. In ASL, this meaning is usually expressed through context or separate signs, but the suffix is fingerspelled when focusing on English word structure.
When to Use It
Use A-C-Y when teaching vocabulary, explaining morphology, or emphasizing how English words are constructed. This is most common in academic or instructional settings.
When Not to Use It
Do not rely on fingerspelling -ACY in natural ASL conversation. ASL typically expresses meaning conceptually rather than through English suffixes.
Common Mistakes
- Rushing the fingerspelling so the letters are unclear.
- Treating the suffix as a standalone sign.
- Overusing English-based structure instead of natural ASL.
Example
ASL gloss: CONCEPT + A-C-Y
English meaning: A concept related to a state or condition (illustrating suffix use).


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