s/c/e/n/i/ce
science
ea/n/r/l
learn
ow/g/r
grow
a/e/g
age
oo/t/s/r
roots
ea/v/e/l/s
leaves
u/n/k/tr
trunk
c/c/a/t/i
cacti
oo/m/m/u/sh/r
mushroom
oi/s/o/n/p
poison
