el favor: To be grateful or to be thankful for the
favour.

Aguardar _or_ esperar (por) alguno: To wait for somebody.

Pedir (por) una cosa: To ask for (request) something.

Preguntar (por) una cosa: To ask for (to inquire about) something.

He pagado por el cinco chelines _or_ lo he pagado cinco chelines: I paid
five shillings for it.

Buscar (por) alguno o alguna cosa: To look for somebody or something.

Dispensar (por) el error: To excuse the error.

Further uses of the Spanish prepositions different from the English, and
forming idioms--

A caballo (on horseback)
A ciegas (blindly)
A consecuencia de esto (in consequence of this)
A deshora (inopportunely)
A duras penas (with great efforts)
A esconditas (covertly)
A fe de caballero (upon the word of a gentleman)
A gatas (on all fours)
A hurtadillas (stealthily)
A la espanola (in the Spanish fashion)
A la mesa (at table)
Al antojo de uno (after one's fancy)
A la tarde (in the afternoon)
A la verdad (in truth)
Al descuido y con cuidado (studiously careless)
A lo largo del rio (along the river)
A lo que parece (to all appearances)
Hecho a maquina (made by machinery)
A pie (on foot)
A poco de escribir (shortly after having commenced writing)
A proposito (opportunely, a propos)
A reganadientes (reluctantly)
A saberlo yo (had I known it)
A sangre fria (in cold blood)
A sus anchas, anchuras (at one's ease)
A tiro de canon (within cannon shot)
Es mas habil que yo, con mucho (he is cleverer than I by far)
Con ser amigo y todo (although he be a friend)
Contra el norte (facing the north)
De ano en ano (from year to year)
De balde (for nothing, gratis)
De bobilis (without effort)
De broma (in jest)
De buenas a buenas (willingly)
De buenas a primeras (straight away)
De capa caida (crestfallen)
De contado (of course)
De dia, etc. (by day, etc.)
De jaleo (on the spree)
De luto (in mourning)
De mejor en mejor (from better to better)
iAy _or_ Infeliz de mi! (woe to me!)
De miedo (through fear)
Anteojos de oro (gold spectacles)
De patitas (on shanks' pony)
De peor en peor (from bad to worse)
De perillas (venir) (quite opportunely, a propos)
El picaruelo de Perico (that young rascal Perico)
De pies a cabeza (from head to foot)
De puntillas (on tiptoe)
De repente (suddenly)
Del todo (at all)
De veras (in truth)
Dos a dos (two by two)
Esta en casa (he is at home)
En estas condiciones (under these conditions)
En senal de aprecio (as a mark of estee