x_{1} is a cell/atom/unit/molecule of x_{2}; x_{1} is an indivisible, most basic subunit of x_{2}.

(x_{2} generally has mass nature); (cf. kantu for properties, activities; ratni, gradu)

- gradu
- x
_{1}[magnitude] is a unit/degree of/on scale/reference standard x_{2}(si'o) measuring property x_{3}. - kantu
- x
_{1}is a quantum/ray/elementary particle/smallest measurable increment of property/activity x_{2}. - ratni
- x
_{1}is an atom of element/atomic number x_{2}of isotope number/atomic weight x_{3}. - bancocysle
- s
_{1}=c_{1}is a linguistic-gesture unit/chereme [in analogy with phoneme; specifically, nonvocal] representing/that is recognized meaningful conceptual subunit underlying specific gestures/gesture-phones s_{2}in language b_{1}used by b_{2}in order to communicate/express b_{3}=c_{2}(si'o/du'u; not quote) made using body part/utensil/tool/locus c_{3}by motion/action/means c_{4} - calsle
- x
_{1}is a voxel of model/object x_{2} - gugypausle
- s
_{1}is a county/district/parish/province (second-level administrative division) of country s_{2}=g_{1}. - jempausle
- x
_{1}is an army brigade/regiment, a subdivision of army unit x_{2}which serves country/nation/group x_{3}. - ji'esle
- s
_{1}=j_{1}is a biological cell of s_{2}. - kinsle
- x
_{1}=s_{1}is a frame from motion picture x_{2}=k_{1}about x_{3}=k_{2}[plot/theme/subject/activity] - mulna'usle
- s
_{1}=mn_{1}is an indivisible / prime number in integer domain s_{2}. - rilsle
- x
_{1}is the unit of a form of rhythm of x_{2} - rilsletei
- x
_{1}is tempo of rhythmic movement x_{2}with the unit x_{3}; x_{1}is a time interval and corresponds to the unit x_{3}of a form of rhythm of x_{2}. - selbrisle
- x
_{1}is a tanru unit. - slemidju
- x
_{1}is a nucleus of cell x_{2}[default biological]. - slepau
- x
_{1}=pagbu_{1}=selci_{1}is an irreducible/fundamental/indivisible part or constituent or unit which partially composes whole x_{2}=pagbu_{2}. - songripausle
- x
_{1}is an army platoon, a subdivision of army unit x_{2}which serves country/nation/group x_{3}. - trupausle
- s
_{1}is a sub-division of the Ministry/Department of t_{2}. - xumsle
- s
_{1}is a molecule of chemical x_{2}.