The word 'lentiform' is used to describe something that is shaped like a lens. Synonyms for this word may include terms like 'lenticular', 'convex', or 'oval'. These words can be used to describe various objects or shapes that possess a similar rounded or curved appearance. Other potential synonyms for 'lentiform' might include 'dome-shaped', 'bulging', or 'globular'. These words can be useful when describing the physical characteristics of certain objects, such as lenses, gems, or even certain types of fruits and vegetables. Overall, the use of synonyms for 'lentiform' can help to provide greater clarity and specificity in written or verbal communication.