1) Atypically small 2) Diminutive 3) Small 1) Little 2) Nanoid 3) Nanous 4) Small 
• (a.) Like a dwarf; below the common stature or size; very small; petty; as, a dwarfish animal, shrub.
Dwarf'ish adjective Like a dwarf; below the common stature or size; very small; petty; as, a dwarfish animal, shrub. -- 
adjective atypically small; `dwarf tree`; `dwarf star`
like a dwarf, esp. in being abnormally small; diminutive.