#include <stdio.h>
#include <string.h>

#define INFILE "deli.in"

#define isVocal(x) (((x) == 'a') || ((x) == 'e') || ((x) == 'i') || ((x) == 'o') || ((x) == 'u'))

int main()
{
	int nIrregulars = 0, nWords = 0, j, i, k, m, n, nLen, found;
	char sIrrSingular[25][25];
	char sIrrPlural[25][25];
	char tmp[32];
	char n1, n2;

	FILE *infile = NULL;

	infile = fopen(INFILE, "r");

	fscanf(infile, "%d %d\n", &nIrregulars, &nWords);

	for (i = 0; i < nIrregulars; ++i) {
		fscanf(infile, "%s %s\n", sIrrSingular[i], sIrrPlural[i]);
	}

	for (i = 0; i < nWords; ++i) {

		fscanf(infile, "%s\n", tmp);

		n = strlen(tmp);
		n1 = tmp[n - 1];
		n2 = tmp[n - 2];

		found = 0;

		for (j = 0; j < nIrregulars; ++j) {
			if (!strcmp(tmp, sIrrSingular[j])) {
			  found = 1;
			  printf("%s\n", sIrrPlural[j]);
			  break;
			}
		}

		if (found)
		  continue;

		if (n1 == 'y' && !isVocal(n2)) {
			
			tmp[n - 1] = 'i';
			tmp[n]     = 'e';
			tmp[n + 1] = 's';
			tmp[n + 2] = '\0';

			printf("%s\n", tmp);
			continue;

		}

		if ((n1 == 'o') || (n1 == 's') || (n1 == 'x') ||
		    ((n1 == 'h') && (n2 == 'c')) ||
		    ((n1 == 'h') && (n2 == 's'))) {

		    tmp[n]     = 'e';
		    tmp[n + 1] = 's';
		    tmp[n + 2] = '\0';

		    printf("%s\n", tmp);
		    continue;
		}

		tmp[n] = 's';
		tmp[n + 1] = '\0';

		printf("%s\n", tmp);

	} /* for nWords */

		




	fclose(infile);

	return 0;

}