Stackable words

Atop one another

Stack these four four-letter words, atop one another, to form four columns of four-letter words read top to bottom: AMBO, DILL, NOON, and SLAY.

Stack these five four-letter words, atop one another, to form four columns of five-letter words read top to bottom: BUSY, ENDS, INTO, MINK, and OPAL.

Stack these six four-letter words, atop one another, to form four columns of six-letter words read top to bottom: AIDE, BRAT, GLIB, LEER, MEET, and ONTO.

Stack these seven four-letter words, atop one another, to form four columns of seven-letter words read top to bottom: AUTO, BENT, BRAT, DASH, ETAS, LAZE, and REST.

Stack these eight four-letter words, atop one another, to form four columns of eight-letter words read top to bottom: ATOM, COLA, EMIR, EPEE, POGO, RAZE, SHUN, and SPED.