UNIQUE WORDS game to increase our vocabulary - alphabetical order

Dolabriform => it is  shape, shaped like the head of an ax, as certain leaves are (latin; dalobra)

gulag

1. the system of forced-labor camps in the Soviet Union  
2. a Soviet forced-labor camp. 
3. any prison or detention camp, especially for political prisoners.

jacana - long-toed tropical freshwater wading bird

lallation  - childish speech; mispronunciation of speech sounds

Paterfamilias - The male head of a family or household