is an ellipsis of the negative particle in a main clause introduced by an adverbial clause with : . (Until I took the pill, the pain did not go away.) In this kind of construction, the main verb is implicitly understood as being negated. Mexico shares with many other areas of Spanish America the use of interrogative in conjunction with the quantifier : (How serious are the damages?) (Compare the form typical of Spain: "" (Is there a lot of damage?)) (How good a cook are you?) (Compare Spain's "" (Are you a good cook?)) It has been suggested that there is influence of indigenous languages on the syntax of Mexican Spanish (as well as that of other areas in the Americas), manifested, for example, in the redundant use of verbal clitics, particularly . This is more common among bilinguals or in isolated rural areas. can be used colloquially in place of the superlative , as in: (That type of treatment is really expensive.) Mexican Spanish, like that of many other parts of the Americas, prefers the preposition in expressions of time spans, as in "" (He was the president of the company for twenty years)—compare the more frequent use of in Spain: "" A more or less recent phenomenon in the speech of central Mexico, having its apparent origin in the State of Mexico, is the use of negation in an unmarked yes/no question. Thus, in place of "" (Would you like...?), there is a tendency to ask "" (Wouldn't you like...?). Lexicon Mexican Spanish retains a number of words that are considered archaic in Spain. Also, there are a number of words widely used in Mexico which have Nahuatl, Mayan or other native origins, in particular names for flora, fauna and toponyms. Some of these words are used in most, or all, Spanish-speaking countries, like and ("avocado"), and some are only used in Mexico. The latter include "turkey" < Nahuatl (although is also used, as in other Spanish-speaking countries); "kite" < Nahuatl "butterfly"; and "tomato" < Nahuatl . For a more complete list see List of Spanish words of Nahuatl origin. Other expressions that are common in colloquial Mexican Spanish include: : "soon; in a moment". Literally "right now". E.g. , "As soon as I finish (this)". Considered informal. : "fight" or "problem". Literally "aggressive woman or girl, or wild female animal". Commonly used among young people. :