| Κύριες μεταφράσεις |
| unfounded adj | (not based on fact) | αθεμελίωτος, αβάσιμος, αστήρικτος επίθ |
| | There is an unfounded rumour going around that the pop group has split up. |
| untenable adj | (impossible to maintain) | αβάσιμος, αστήριχτος επίθ |
| | | μη βιώσιμος περίφρ |
| | Robertson's position as leader became untenable after his party's poor performance in the election. |
| baseless adj | (without foundation) | αστήρικτος, αβάσιμος, αθεμελίωτος επίθ |
| | The court proved that the allegations against John were baseless, and exonerated him. |
| unbelievable adj | (unconvincing, seemingly untrue) | που δεν είναι πιστευτός περίφρ |
| | | απίθανος, αβάσιμος επίθ |
| | (καθομ: ήπιο) | απίστευτος επίθ |
| | The reasons Robert gives for being late to work are simply unbelievable; we'll have to fire him. |
| | Οι δικαιολογίες του Ρόμπερτ για τους λόγους που αργεί στην δουλειά είναι απλά απίστευτες· θα πρέπει να τον απολύσουμε. |
| unsupported adj | (unsubstantiated) | αβάσιμος, ατεκμηρίωτος επίθ |
| | (από στοιχεία, δεδομένα κλπ) | που δεν επιβεβαιώνεται, που δεν έχει επιβεβαιωθεί περίφρ |
| | The unsupported allegations were dismissed as nothing more than a petty political attack. |
| unsubstantial adj | (lacking substance or significance, unreal) (χωρίς απόδειξη) | αβάσιμος, αστήρικτος επίθ |
| | | ανυπόστατος, ατεκμηρίωτος επίθ |
| | | αθεμελίωτος επίθ |
| groundless adj | (fear, assumption: without basis) | αβάσιμος επίθ |
| | That's nothing but a groundless accusation! |
| without foundation adv | (with no basis in truth) | αβάσιμος επίθ |
| | | που δεν έχει βάση περίφρ |
| | Your accusation is without foundation. |
| | Many of the advertising claims for that product are without foundation. |
| ill-formed adj | (opinion, law: unfounded) | αβάσιμος, αστήρικτος, αθεμελίωτος επίθ |
| without rhyme or reason expr | (inexplicable) | αβάσιμος επίθ |
| | | που δεν έχει λογική περίφρ |
| | Your belief that Daisy doesn't like you is without rhyme or reason; she's never done anything to make you think that. |
| flimsy adj | figurative (excuse: not convincing) | ατεκμηρίωτος, αβάσιμος επίθ |
| | (μεταφορικά) | διάτρητος επίθ |
| | (καθομιλουμένη) | ψευτο- α' συνθετικό |
| | Every day she arrives late with another flimsy excuse. |
| | Κάθε μέρα έρχεται καθυστερημένη με μια ακόμη διάτρητη δικαιολογία. |