凝固

凝 = 冫 + 疑 : Someone ate one of Nefertiti's (ni) popsicles (冫) and now she rounded up her suspects (疑) in the engine's kitchen ((e)ng2). To make things easier she congregated (凝) the suspects into a sticky mess using the rest of her popsicles.

固 = 古 + 囗 : Gitta Giraffe is building a hard and solid stronghold inside the bathroom's space station. The stronghold consists of a cloister inside a wooden box.