Spanish 101 Verb is a term used to describe the basic verbs used in Spanish language. The crossword solutions for this term are ESTA (4 letters), ESTO (4 letters), SOY (3 letters), AMO (3 letters), SER (3 letters) and ESTAR (5 letters). These verbs are all conjugations of the verb 'to be' and are used to express existence, location, possession, and emotion. ESTA and ESTO are used to refer to something that is near the speaker, while SOY is used to express identity. AMO is used to express love, SER is used to express permanent characteristics, and ESTAR is used to express temporary states.