Tidbits

“te” vs “se” - formality

Verbs
Endings: -ar, -er, -ir

examples: vivir, comer, cocinar

yotuel/ella/ustedellos/ellas/ustedes (they/y’all)nosotros (we)vosotros
-ir-o-es-e-en-imos-is
-er-o-es-e-en-emos-eis
-ar-o-as-a-an-amos-ais

Irregular

to be - estar
to be #2 - ser
to have - tener
to want - querer
to do - hacer
to be able to (can) - poder
to go - ir
to know - saber
to give - dar
to understand - entender

This/That

masc.fem.neut.pl. (m)pl. (f)pl. (n)
ThisEsteEstaEstoEstosEstasEstos
ThatEseEsaEsoEsosEsasEsos
If making general statement, abstract idea, or unidentified noun THEN use neut. form.
e.g. esto no tiene por que ser malo
this doesn't have to be a bad thing