put a brave face on something
• act as if something unpleasant or upsetting is not as bad as it really is.
• "he was putting a brave face on it but she knew he was shattered"
Similar:
front,
show,
display,
act,
appearance,
false front,
facade,
exterior,
guise,
mask,
masquerade,
pretence,
charade,
pose,
illusion,
smokescreen,
veneer,
camouflage,