thickenerthick‧en‧er /ˈθɪkənə, ˈθɪknə $ -ər/ (also thick‧en‧ing /ˈθɪkənɪŋ,ˈθɪknɪŋ/) noun [countable, uncountable] 
a substance used to thicken a liquid
a substance used to thicken a liquid- invert
- invertebrate
- inverted comma
- inverted snobbery
- invest
- investigate
- investigation
- investigative
- investigator
- investigatory
- investiture
- investment
- investment bank
- investment banker
- investment banking
- investment club
- investor
- inveterate
- invidious
- invigilate
- invigilator
- invigorate
- invigorating
- invincibility
- invincible