flexible - inflexible traffic sign on blue sky

flexible inflexible traffic sign blue sky adaptable rigid versatile unyielding malleable stubborn supple unbending pliable uncompromising elastic firm agile fixed resilient immovable bendable obstinate placid stiff adjustable hard lithe unrelenting limber invariable ductile unchanging soft immobile pliant fluid set changeable unalterable bendy determined adapting unadaptable dynamic unvarying limp resolute modifiable