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: ACHE, CLAP, EURO, and SEES.

Stack these five four-letter words, atop one another, to form four columns of five-letter words read top to bottom: ANKH, BONY, DARN, EELS, and OVUM.

Stack these six four-letter words, atop one another, to form four columns of six-letter words read top to bottom: ASKS, BOUT, DENS, REAL, SIRE, and URGE.

Stack these seven four-letter words, atop one another, to form four columns of seven-letter words read top to bottom: ALEE, AMEN, GONE, NEST, ODDS, PALL, and RAGA.

Stack these eight four-letter words, atop one another, to form four columns of eight-letter words read top to bottom: APSE, ARIA, BRAD, CURT, DOVE, EDGE, ICON, and TENT.