ad·der 2 
(ădər)
(ădər)n.
1. Any of several venomous snakes, especially a viper of the subfamily Viperinae.
2. Any of several nonvenomous snakes, such as the hognose snake, often believed to be harmful.
[Middle English, from an addre, alteration of a naddre, a snake, from Old English nǣdre, snake.]
- Indo-European root: bhāgo-
- Indo-European root: dail-
- Indo-European root: daiwer-
- Indo-European root: dakru-
- Indo-European root: de-
- Indo-European root: deik-
- Indo-European root: dek-
- Indo-European root: dekm̥
- Indo-European root: deks-
- Indo-European root: del-
- Indo-European root: del-
- Indo-European root: dem-
- Indo-European root: demə-
- Indo-European root: dent-
- Indo-European root: der-
- Indo-European root: derk-
- Indo-European root: deru-
- Indo-European root: deu-
- Indo-European root: deu-
- Indo-European root: deuk-
- Indo-European root: deuə-
- Indo-European root: dhegwh-
- Indo-European root: dheigh-
- Indo-European root: dher-
- Indo-European root: dhers-