On grammatical class:

li
the number/evaluated expression; convert number/operand/evaluated math expression to sumti.
me'o
the mathematical expression (unevaluated); convert unevaluated mathematical expression to sumti.
li'ai
unevaluated mekso as name.

In definition:

namcu
x1 (li) is a number/quantifier/digit/value/figure (noun); refers to the value and not the symbol.
crelai
x1 (person) has rank/skill level x2 (li) in discipline/game/activity x3
cunyna'u
n1=c1 (li) is a random number (noun), random under conditions c2, with probability distribution c3.
memkai
x1 is a mass containing x2 (li) members, formed from set x3 and including x4 among its members
na'azma
x1 is older than x2 by x3 (li) years
kamre
x1 is a x2 (li; number) of x3 in dimension/aspect x4 (default units)
kanpe
x1 expects/looks for the occurence of x2 (event), expected likelihood x3 (0-1, default {li} {so'a} i.e. near 1); x1 subjectively evaluates the likelihood of x2 (event) to be x3.
majga
x1 (number/quantity; contextless default: li ma'u .a li no) is the (rest/inertial) mass of x2 (object) in units x3
baurnujecu
x1 is the language with ISO 639-3 code “nyc” (Nyanga-li).
bitkoine
x1 is measured in Bitcoin (currency) as x2 (li)
cmavrli
x1 is the selma'o "LI".
gleua
x1 gives x2 (li) fucks about x3.
sodnrlito
s1 is a quantity of/contains/is made of lithium (Li).

In notes:

pacna
x1 hopes/wishes for/desires x2 (event), expected likelihood x3 (0-1); x1 hopes that x2 happens.
detke'u
The date [day,week,month,year] x1=d1=k1 is recurrence/repetition of the date [day,week,month,year] of the first event x2=d2, for the x3=k3'rd time, at location x4=d3, by calendar x5=d4.
kucyvla
x1=v1=k1 is a word/quotation crossing other words/quotations, meaning/defined by x2=v2, located at x3=k3
mucyveldekpu
d4 is d2 (default 1) dessertspoon(s)/dessertspoonful(s)/cochleare medium (dstspn./cochl. med.) [volume-unit], standard d3=m1 (default 1 dessertspoon=10 mL),d1 tablespoon(s),d5 teaspoon(s), d6 one ml measuring spoon(s).
mucyxeldekpu
d5 is d2 (default 1) teaspoon(s)/teaspoonful(s)/cochleare minus (t., ts., tsp. or tspn./cochl. min.)[volume-unit], standard d3=m1 (default 1 teaspoon=5 mL),d4 dessertspoon(s),d1 tablespoon(s), d6 one ml measuring spoon(s).
porna'ofrinu
f1=c1 [value] is a/the median/quartile/decile/percentile/fraction-type of median with numerator f2, denominator f3 in property/amount c2 (ka/ni) among p1 (s) (ordered set) by standard c4.
pi'ai
Prefix multiplication of unit selbri
xau'o'o
mekso convention cancellation
namcixu
For mo'e x4 x in x1 there exist mo'e x5 y in x2 such that x me'au x3 y; for mo'e x6 y in x2 there exist mo'e x7 x in x1 such that x me'au x3 y.