Crossword puzzle clue "surprise developments"

an unwanted hospital patient

HIDE, to conceal

side by side

ACRE, a measure of land equivalent to 4840 square yards

EMBRYO, the entity which develops in a woman's womb until it is born as a baby, esp. up to about eight weeks, after which it is known as a foetus, also EMBRYON

EPISODE, a series of events forming digression